Silver Tone Medium Pi Clip On Earrings. Silver Tone Medium Pi is approx. 0.59 x 0.47 x 0.08 (HxWxD) including loop. The irrational number Pi is a mathematical constant, the ratio of a circle's circumference to its diameter, approximately 3.14. It has been represented by the Greek letter since the mid-18th century. Plated Earrings Clips are 15mm without dangle. The hinged earwires have an adjustable screwback to customize your fit. Also available for pierced ears. PLEASE NOTE: Our products are lead safe, but are not intended for children 14 years and younger.
